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Whirring Sounds

Whirring Sounds Coming From Under the Hood


Symptom: Whirring from the engine that gets worse as engine speed increases. Any noise that increases or decreases with engine rpm.

Possible causes:

  1. Low power steering fluid.
    The Fix: Check and fill power steering fluid.
  2. The alternator bearings are bad.
    The Fix: Replace alternator.
  3. A bad water pump.
    The Fix: Replace water pump.
  4. Bad power steering pump.
    The Fix: Replace power steering pump.
  5. A bad air conditioning compressor.
    The Fix: Replace air conditioning compressor. (Not a DIY job)

Return to Engine Troubleshooting Index

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  6. Troubleshooting Engine Problems by Sound

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